One spares old people just as one spares children.

One glance, one word from you gives more pleasure than all the wisdom of this world.

There are but few who have ideas and are, at the same time, capable of action. Ideas enlarge but stymie, action enlivens but confines.

Deeply earnest and thoughtful people stand on shaky footing with the public.

All of us have life; few of us have an idea of it.

Sin writes histories, goodness is silent.

The artist may be well advised to keep his work to himself till it is completed, because no one can readily help him or advise him with it... but the scientist is wiser not to withhold a single finding or a single conjecture from publicity.